[CrOS Tether] Create HostScanCache, which caches scan results and inserts them into the network sta…

chromeos/components/tether/mock_tether_host_response_recorder.h

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROMEOS_COMPONENTS_TETHER_MOCK_TETHER_HOST_RESPONSE_RECORDER_H_
 #define CHROMEOS_COMPONENTS_TETHER_MOCK_TETHER_HOST_RESPONSE_RECORDER_H_
 
 #include <vector>
 
 #include "base/macros.h"
 #include "chromeos/components/tether/tether_host_response_recorder.h"
 #include "components/cryptauth/remote_device.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 namespace chromeos {
 
 namespace tether {
 
 // Test double for TetherHostResponseRecorder.
 class MockTetherHostResponseRecorder : public TetherHostResponseRecorder {
  public:
   MockTetherHostResponseRecorder();
   ~MockTetherHostResponseRecorder() override;
 
+  void NotifyPreviouslyConnectedHostIdsChanged();
+
   MOCK_METHOD1(RecordSuccessfulTetherAvailabilityResponse,
                void(const cryptauth::RemoteDevice&));
   MOCK_METHOD1(RecordSuccessfulConnectTetheringResponse,
                void(const cryptauth::RemoteDevice&));
   MOCK_CONST_METHOD0(GetPreviouslyAvailableHostIds, std::vector<std::string>());
   MOCK_CONST_METHOD0(GetPreviouslyConnectedHostIds, std::vector<std::string>());
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MockTetherHostResponseRecorder);
 };
 
 }  // namespace tether
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_COMPONENTS_TETHER_MOCK_TETHER_HOST_RESPONSE_RECORDER_H_